Chilled water piping in Fujairah 

Chilled water piping in Fujairah: local context

Fujairah sits on the east coast on the Gulf of Oman, separated from Dubai by the Hajar mountains, and is known for its port, oil storage and bunkering industry alongside beach hotels and residential districts. Building stock is mainly low- and mid-rise residential, hotels on the coast, and industrial and warehouse facilities linked to the port. MEP work here contends with a different coastal climate, mountain terrain and the longest logistics chain from Dubai of any emirate. Planning, material staging, local support arrangements and realistic scheduling of inspections and witnessed tests matter as much as the design itself.

MEP drawings are typically submitted to Fujairah Municipality as part of the building permit. Civil Defence (Ministry of Interior) approves fire and life safety designs and inspects installations, while Etihad WE approves electrical loads and connections. Port, free-zone and industrial plots can follow their own authority channel, so the route is confirmed per project.

• Etihad Water & Electricity (formerly FEWA) is the utility provider; load approval and connection timing should be confirmed early, particularly for industrial plots near the port and new coastal hotels.
• The east coast is humid and salt-laden, and mountain-backed sites can see wind-blown dust, so outdoor equipment needs corrosion protection and accessible filters, and drainage design must allow for occasional heavy rainfall runoff from the hills.

Building types we serve in Fujairah

For hotels and serviced apartments, the work concentrates on quiet guestroom fan coils, kitchen and laundry extract, hot-water generation at scale, BMS supervision and phased handover to the operator.

For factories and industrial plants, the work concentrates on process cooling and ventilation, heavy LV distribution, hazard-appropriate fire protection and plant that tolerates dust and high ambient temperatures.

Scope of work

• Pipe sizing review against design flows and allowable pressure drop, with velocity checks to limit noise in risers and erosion at fittings.
• Installation of steel or pre-insulated mains, risers and branch pipework with supports, anchors and expansion provisions suited to each route.
• Isolation, balancing and two-way control valves at coils and risers so individual floors or buildings can be maintained without shutting the plant.
• Chemical cleaning and flushing to remove mill scale, debris and welding residue, with water treatment introduced after flushing.
• Strainer and coil bypass arrangements during flushing so debris is collected in temporary screens rather than lodged in new fan coil and AHU coils.

Systems we install

• Pressure independent control valves at fan coils and AHUs
• Automatic air vents, drains and air separators
• Y-strainers, flushing bypasses and dirt separators at plant connections

UAE site and climate challenges

• Buried networks in saline or high-water-table ground face corrosion, so pre-insulated systems with protective jackets and sealed joints are used and trenches are backfilled with suitable material.
• Riser shafts open to outdoor air during construction fill with dust and humidity, so insulation is installed only after shafts are closed and pipes are clean and dry, avoiding trapped moisture under the vapour barrier.

Decisions to make early

• Pressure independent control valves versus manual balancing valves: PICVs cost more per coil but simplify balancing, keep flows stable as loads change and help protect the system delta-T over the building's life.
• Sub-metering strategy: metering chilled water per tenant or per building allows fair billing and energy tracking, but adds meters, data cabling, integration and periodic verification of meter accuracy.

Relevant Manolia projects

Al Salam Tower, Sharjah

Sharjah · HVAC · Completed

Chiller plant and roof chilled-water network for a 52-typical-floor tower.

6 buildings G+2

Driving centre (6 buildings), DIP

Dubai Investments Park (DIP) · HVAC · Completed

HVAC on district cooling with an underground chilled-water network.

Frequently asked questions